First-year detective Kathleen Doyle is a plucky Irish redhead of humble origins and modest means. Chief Inspector Michael Acton is her antithesis: a British lord turned cop. He's tall, handsome, and enigmatic - to a fault. He also has a knack for solving London's most high-profile crimes. Acton selects Doyle out of the newbie squad to partner with him on a series of investigations because she always knows when someone is lying - a trait that comes in handy when interviewing suspects and witnesses.

When Hetheridge saves the outspoken, impetuous young detective from getting the sack, siding with her against Scotland Yard's powerful male hierarchy, his cold, elegantly balanced world spins out of control. Summoned to London's fashionable Belgravia to investigate the brutal murder of a financier, Hetheridge must catch the killer while coping with his growing attraction to Kate, the reappearance of an old flame, and the secret that emerges from his own past.

There's a serial killer targeting the streets of Newcastle, seemingly picking his victims at random but subjecting them all to the same torturous end. When the Chief Inspector on the case goes missing, it falls on DCI Ryan to track down the man who is brutally murdering women and goading the police to 'catch me if you can'. As everyone becomes a suspect, Ryan and his team get drawn further and further into the case, but for Ryan the nightmare gets closer to home than he could ever have imagined.

Monica Noble is throwing a party to welcome the village’s new residents. Then as the drinks are flowing, a shotgun blast rings out. One of the guests is found dead. DCI Dury and Sergeant Jim Greer are soon on the scene and discover that the victim had many enemies. Almost all the guests harbor secrets and motives for murder. Even Monica’s daughter comes under suspicion. When another villager is strangled to death nearly a week later, the stakes are raised. Can Monica help the local detectives save her daughter and solve the murders before anyone else pays the ultimate price?

Meet DI Hillary Greene, a police woman fighting to save her career. Not only has she lost her husband, but his actions have put her under investigation for corruption. Then a bashed and broken body is found floating in the Oxford Canal. It looks like the victim fell off a boat, but Hillary is not so sure. Her investigation exposes a dark background to the death. Can Hillary clear her name and get to the bottom of a fiendish conspiracy on the water?